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MarShield Custom Radiation Shielding Products provides radiation shielding solutions for the Medical and Nuclear Industries and is a division of Mars Metal Company. Marshield is an experienced and widely-proven partner for corporations, institutions, the military and government seeking a full-service provider of radiation protection solutions.


Since 1979, MarShield lead radiation protection, storage and shielding products have brought value to various commercial markets including nuclear, medical, veterinary, and dental as well as institutions and government bodies engaged in scientific research through to military operations and national defence. Today MarShield designs and manufactures products for clients in the USA, Canada and targeted international markets worldwide.

Our quality management system is certified to both ISO 9001:2015 and CSA N299.3-16.


When Protection, Safety & Success must be Absolutely Assured organizations trust MarShield to provide guaranteed, optimal lead radiation protection in every product we manufacture.


MarShield has 2 locations with over 50,000 sq ft of manufacturing and warehouse space located in Burlington, Ontario –  the industrial centre of Canada. This significant advantage provides close proximity to major power and nuclear plants, access to key raw material markets, as well as strong local infrastructures for truck, rail, air or ocean freight. This location also allows us to tap into a highly-skilled workforce to uphold our rigorous quality standards.


MarShield draws expertise from its diverse parent, Mars Metal Company. Mars Metal supplies a wide variety of industries including: Nuclear, Medical, Material Handling, Aerospace and Marine. Mars Metal has developed defined processes for quality assurance to satisfy the unique standards for each of these industries.

Please contact us to quote on any shielding application – our expertise is always a phone call away at 1-800-381-5335.

US Government Contract Requirements

MarShield is a long-term supplier to many US Government Agencies. Products manufactured by MarShield in Canada, a qualifying country under the Trade Agreements Act, compete on an equal basis with U.S.-made products, as outlined in Federal Acquisition Regulations (FAR) Part 25 and the Defense Federal Acquisition Regulation Supplement (DFARS) Part 225.


Year Award / Achievement Division
1994 Chamber of Commerce Outstanding Export Merit Award MarsMetal
1995 Chamber of Commerce Outstanding Export Achievement Award MarsMetal & MarsKeel
1995 Ontario Top 100 Entrepreneurs of the Year : Ontario Business Report Kevin Milne, CEO
1996 Ontario Top 100 Entrepreneurs of the Year : Ontario Business Report Kevin Milne, CEO
2000 Blue Ribbon Award of Honour in recognition of philanthropic partnership with Hospital for Sick Children Mars Metal Company
2002 Babcock & Wilcox Award for Outstanding Performance and dedication of a Supplier MarsMetal
2008 Chamber of Commerce Excellence in Manufacturing Award Mars Metal Company
2011 Certificate of Achievement to Environmental Leadership and Sustainabilty Mars Metal Company
2012 Chamber of Commerce Excellence in Manufacturing Award Marshield
2016 Awarded Tier1 Supplier to Darlington / Bruce Power Facilities MarShield
2019 Awarded and Accredited NEW ISO 9001:2015 Quality Management System MarShield/Mars Metal Company
2020 Awarded and Accredited CSA N299.3-16 Quality Assurance Standard Mars Metal Company/MarShield

What our clients have to say …

You have been the most professional of all the X-Ray Shielding companies I have dealt with.